Blockchain.com · Authentication Profile

Blockchain Authentication

Authentication

Blockchain.com secures its APIs with apiKey across 1 declared security scheme, as derived from its OpenAPI definitions.

CryptocurrencyBitcoinBlockchain DataExchangeMarket DataTradingPaymentsPublic APIs
Methods: apiKey Schemes: 1 OAuth flows: API key in: header

Security Schemes

ApiToken apiKey
· in: header (X-API-Token)

Source

Authentication Profile

Raw ↑ 
generated: '2026-07-11'
method: derived
source: openapi/blockchain-exchange-openapi.yml
summary:
  types:
  - apiKey
  api_key_in:
  - header
schemes:
- name: ApiToken
  type: apiKey
  in: header
  parameter: X-API-Token
  description: API key minted in the Exchange API settings panel; required on authenticated
    endpoints.
  sources:
  - openapi/blockchain-exchange-openapi.yml